One thing I think would be cool is that, when a user uses the spoiler tag, a note could be added too, like "Spoilers for X game". Maybe that could hold a bit of my curiosity, since some people just use the spoiler tag to make jokes and not for actual spoilers.
Post
That's the reason for when I talked about the Super Mario Galaxy movie, I made a post saying there would be spoilers, and just included them on the replies.